81715536

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:378

約数の個数: 180

約数和(自身を含む): 274089972

約数和(自身を除く): 192374436

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 37, 42, 48, 49, 56, 63, 72, 74, 84, 98, 111, 112, 126, 144, 147, 148, 168, 196, 222, 252, 259, 294, 296, 313, 333, 336, 392, 441, 444, 504, 518, 588, 592, 626, 666, 777, 784, 882, 888, 939, 1008, 1036, 1176, 1252, 1332, 1554, 1764, 1776, 1813, 1878, 2072, 2191, 2331, 2352, 2504, 2664, 2817, 3108, 3528, 3626, 3756, 4144, 4382, 4662, 5008, 5328, 5439, 5634, 6216, 6573, 7056, 7252, 7512, 8764, 9324, 10878, 11268, 11581, 12432, 13146, 14504, 15024, 15337, 16317, 17528, 18648, 19719, 21756, 22536, 23162, 26292, 29008, 30674, 32634, 34743, 35056, 37296, 39438, 43512, 45072, 46011, 46324, 52584, 61348, 65268, 69486, 78876, 81067, 87024, 92022, 92648, 104229, 105168, 122696, 130536, 138033, 138972, 157752, 162134, 184044, 185296, 208458, 243201, 245392, 261072, 276066, 277944, 315504, 324268, 368088, 416916, 486402, 552132, 555888, 567469, 648536, 729603, 736176, 833832, 972804, 1104264, 1134938, 1297072, 1459206, 1667664, 1702407, 1945608, 2208528, 2269876, 2918412, 3404814, 3891216, 4539752, 5107221, 5836824, 6809628, 9079504, 10214442, 11673648, 13619256, 20428884, 27238512, 40857768, 81715536]

約数ペア:

[(1, 81715536), (2, 40857768), (3, 27238512), (4, 20428884), (6, 13619256), (7, 11673648), (8, 10214442), (9, 9079504), (12, 6809628), (14, 5836824), (16, 5107221), (18, 4539752), (21, 3891216), (24, 3404814), (28, 2918412), (36, 2269876), (37, 2208528), (42, 1945608), (48, 1702407), (49, 1667664), (56, 1459206), (63, 1297072), (72, 1134938), (74, 1104264), (84, 972804), (98, 833832), (111, 736176), (112, 729603), (126, 648536), (144, 567469), (147, 555888), (148, 552132), (168, 486402), (196, 416916), (222, 368088), (252, 324268), (259, 315504), (294, 277944), (296, 276066), (313, 261072), (333, 245392), (336, 243201), (392, 208458), (441, 185296), (444, 184044), (504, 162134), (518, 157752), (588, 138972), (592, 138033), (626, 130536), (666, 122696), (777, 105168), (784, 104229), (882, 92648), (888, 92022), (939, 87024), (1008, 81067), (1036, 78876), (1176, 69486), (1252, 65268), (1332, 61348), (1554, 52584), (1764, 46324), (1776, 46011), (1813, 45072), (1878, 43512), (2072, 39438), (2191, 37296), (2331, 35056), (2352, 34743), (2504, 32634), (2664, 30674), (2817, 29008), (3108, 26292), (3528, 23162), (3626, 22536), (3756, 21756), (4144, 19719), (4382, 18648), (4662, 17528), (5008, 16317), (5328, 15337), (5439, 15024), (5634, 14504), (6216, 13146), (6573, 12432), (7056, 11581), (7252, 11268), (7512, 10878), (8764, 9324)]